Old Norse bróðir

← Old English brōþor (cognate)

← Proto-Germanic *brōþēr (inherited)

← Old High German bruodar (cognate)

← Proto-Indo-European *bʰréh₂tēr (inherited)

← Old Saxon brōthar (cognate)

→ Old English broþor (cognate)

→ Danish bror (derived)

→ Danish broder (derived)

→ Faroese bróðir (inherited)

→ Old Swedish broþir (inherited)

→ Hindi भाई (cognate)

→ Icelandic bróðir (inherited)

→ Norwegian Bokmål bror (inherited)

→ Norwegian Bokmål broder (derived)

→ Norwegian Bokmål drikkebror (inherited)

→ Norwegian Nynorsk bror (inherited)

→ Norwegian Nynorsk broder (inherited)

→ Old Norse bróðurleikr (suffix)

→ Swedish bror (derived)

→ Swedish broder (inherited)